1 files changed, 1 insertions, 1 deletions
diff --git a/doc/tutorial.md b/doc/tutorial.md
index 12850a92a03..8746cf026f9 100644
--- a/doc/tutorial.md
+++ b/doc/tutorial.md
@@ -1827,7 +1827,7 @@ fn map<T, U>(vector: &[T], function: fn(v: &T) -> U) -> ~[U] {
     for vec::each(vector) |element| {
         accumulator.push(function(element));
     }
-    return accumulator;
+    return (move accumulator);
 }
 ~~~~